Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dat luan can snippets" » "dat luan code snippets", "dan luan can snippets", "dau luan can snippets", "dat quang can snippets", "dat luan van snippets", "dat luan san snippets", "dat luan han snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dat luan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat luan can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dat luan can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat luan can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.